Description

4,4,8-Trimethyl-1,3-Dihydroquinolin-2-One is a high-purity, specialized heterocyclic compound that serves as a critical building block in advanced organic synthesis. Its unique quinolinone structure makes it a valuable intermediate for the development of pharmaceuticals, agrochemicals, and functional materials. This product is essential for R&D chemists and process development scientists in the fine chemical and life sciences industries seeking reliable, high-quality intermediates for complex synthesis pathways.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those targeting central nervous system (CNS) disorders or possessing anti-inflammatory properties.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides, herbicides, and fungicides, leveraging its heterocyclic core for biological activity.
• Organic Light-Emitting Diodes (OLEDs): Serves as a potential building block for electron-transport materials or host materials in the manufacture of OLED displays and lighting.
• Dye and Pigment Manufacturing: Acts as an intermediate for creating specialized quinoline-based dyes, pigments, and optical brighteners.
• Ligand and Catalyst Development: Utilized in organometallic chemistry for the design of novel ligands and catalysts used in asymmetric synthesis and cross-coupling reactions.
• Academic and Industrial Research: A valuable compound for methodological studies in organic chemistry and for exploring new chemical entities in material science.

Basic Information

Product Name	4,4,8-Trimethyl-1,3-Dihydroquinolin-2-One
CAS No.	120689-98-7
Molecular Formula	C₁₂H₁₅NO
Molecular Weight	189.25 g/mol
Synonyms	4,4,8-Trimethyl-1,3-dihydro-2H-quinolin-2-one; 4,4,8-Trimethyl-2-oxo-1,2,3,4-tetrahydroquinoline; 2H-Quinolin-2-one, 1,3-dihydro-4,4,8-trimethyl-; 1,3-Dihydro-4,4,8-trimethyl-2H-quinolin-2-one; 4,4,8-Trimethyl-3,4-dihydro-1H-quinolin-2-one; Tetrahydroquinolinone derivative; TMQO
EINECS	Contact for details

Quality Control

Our 4,4,8-Trimethyl-1,3-Dihydroquinolin-2-One is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity, NMR and IR for structural confirmation, and residual solvent analysis. We provide a detailed Certificate of Analysis (COA) with every shipment, ensuring traceability and compliance with your internal specifications and industry standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	< 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.